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Unreal Engine C++ API Reference > Runtime > Engine > Sound
Inheritance Hierarchy
- FQuartzLatencyTimer
- FQuartzCrossThreadMessage
- IQuartzQuantizedCommand
- FQuantizedNotify
- FQuantizedOtherClockStart
- FQuantizedPlayCommand
- FQuantizedQueueCommand
- FQuantizedTickRateChange
- FQuantizedTransportReset
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Sound/QuartzQuantizationUtilities.h |
| Include | #include "Sound/QuartzQuantizationUtilities.h" |
Syntax
class IQuartzQuantizedCommand : public Audio::FQuartzCrossThreadMessage
Remarks
Base class for quantized commands. Virtual methods called by owning clock.
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
Ctor |
Destructors
| Type | Name | Description | |
|---|---|---|---|
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Dtor |
Functions
| Type | Name | Description | |
|---|---|---|---|
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void | AboutToStart () |
Called 2x Assumed thread latency before OnFinalCallback() |
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void | AddSubscriber
(
FQuartzGameThreadSubscriber InSubscriber |
|
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void | Cancel () |
Called if the event is cancelled before OnFinalCallback() is called. |
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void | FailedToQueue
(
FQuartzQuantizedRequestData& InGameThreadData |
Perhaps the associated sound failed concurrency and will not be playing. |
  |
FName | ||
  |
EQuartzCommandType | ||
   |
TSharedPtr< IQuartzQuantizedCommand > | Allocate a copy of the derived class | |
  |
bool | ||
 |
void | Called if the owning clock gets stopped. | |
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void | Called if the owning clock gets started. | |
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void | OnFinalCallback
(
int32 InNumFramesLeft |
Called on the final callback of this event boundary. |
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void | OnQueued
(
const FQuartzQuantizedCommandInitInfo& InCommandInitInfo |
Command has reached the AudioRenderThread. |
 |
void | OnScheduled
(
const FQuartzClockTickRate& InTickRate |
Scheduled (finalize subscriber offsets) - called by FQuartzClock |
  |
int32 | OverrideFramesUntilExec
(
int32 NumFramesUntilExec |
Called if the event type uses an altered amount of frames. |
   |
bool | ||
  |
bool | ||
 |
void | Update
(
int32 NumFramesUntilDeadline |
Called during FQuartzClock::Tick() to let us call AboutToStart at different times for different subscribers |